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> hey anon, wanna give your opinion?
asd
#131 - vikingbush
Reply -17 123456789123345869
(10/21/2012) [-]
The 5th step doesn't make sense. You have to square both sides of the equation to be equal.
User avatar #164 to #131 - Lolzster
Reply -3 123456789123345869
(10/21/2012) [-]
its true...